Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number

Craftsman 9178331 riding lawn mower Parts

Here are the diagrams and repair parts for Craftsman 9178331 riding lawn mower, as well as links to manuals and error code tables, if available.

Craftsman 9178331 riding lawn mower
By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 9178331 Riding Mowers & Tractors

  • Housing for Craftsman 9178331 - Part 770026A

    Drive assembly diagram

    Housing

    Part #770026

    Replaced by #770026A

    Info Icon
    Manufacturer substitution
    This part replaces 770026. Substitute parts can look different from the original.
    In Stock
    $110.71
    Minus Item
    Qty
    Plus Item
  • Craftsman Screw, 1/2-in for Craftsman 9178331 - Part 792007

    Transaxle diagram

    Screw

    Part #792007

    Replaced by #792007

    Info Icon
    Manufacturer substitution
    This part replaces 792007. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.37
    Minus Item
    Qty
    Plus Item
  • Cover Lh for Craftsman 9178331 - Part 772035

    Drive assembly diagram

    Lh Cover

    Part #772035

    Replaced by #772035

    Info Icon
    Manufacturer substitution
    This part replaces 772035. Substitute parts can look different from the original.
    In Stock
    $17.46
    Minus Item
    Qty
    Plus Item
  • Lawn Tractor Mower Attachment Right-angle Drive Head Output Shaft for Craftsman 9178331 - Part 776042

    Drive assembly diagram

    Output Shaft

    Part #776042

    Replaced by #776042

    Info Icon
    Manufacturer substitution
    This part replaces 776042. Substitute parts can look different from the original.
    In Stock
    $49.82
    Minus Item
    Qty
    Plus Item
  • Gasket for Craftsman 9178331 - Part 788028

    Drive assembly diagram

    Gasket

    Part #788028

    Replaced by #788028

    Info Icon
    Manufacturer substitution
    This part replaces 788028. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.09
    Minus Item
    Qty
    Plus Item
  • Craftsman Ball for Craftsman 9178331 - Part 792004

    Transaxle diagram

    Ball

    Part #792004

    Replaced by #792004

    Info Icon
    Manufacturer substitution
    This part replaces 792004. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.37
    Minus Item
    Qty
    Plus Item
  • Lawn Tractor Mower Attachment Input Shaft for Craftsman 9178331 - Part 776040A

    Drive assembly diagram

    Input Shaft

    Part #776040

    Replaced by #776040A

    Info Icon
    Manufacturer substitution
    This part replaces 776040. Substitute parts can look different from the original.
    In Stock
    $44.04
    Minus Item
    Qty
    Plus Item
  • Head Assembly for Craftsman 9178331 - Part 794328A

    Head Assembly

    Part #794002

    Replaced by #794328A

    Info Icon
    Manufacturer substitution
    This part replaces 794002. Substitute parts can look different from the original.
    In Stock
    $204.16
    Minus Item
    Qty
    Plus Item
  • Spring for Craftsman 9178331 - Part 792003

    Transaxle diagram

    Spring

    Part #792003

    Replaced by #792003

    Info Icon
    Manufacturer substitution
    This part replaces 792003. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.37
    Minus Item
    Qty
    Plus Item
  • Output Gear for Craftsman 9178331 - Part 778036

    Transaxle diagram

    Gear

    Part #778036

    Replaced by #778036

    Info Icon
    Manufacturer substitution
    This part replaces 778036. Substitute parts can look different from the original.
    In Stock
    $70.64
    Minus Item
    Qty
    Plus Item

Most common symptoms to help you fix your riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, …

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

Main causes: faulty battery, bad alternator…

Main causes: shift lever needs adjustment, neutral control needs adjustment…

Most common repair guides to help fix your riding mowers & tractors

These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

How to replace the starter solenoid on a riding lawn mower

How to replace the starter solenoid on a riding lawn mower

Replace the starter solenoid if it doesn't click when you turn the ignition key.…

Repair time and Difficulty

 30 minutes or less
How to replace a riding lawn mower ignition coil

How to replace a riding lawn mower ignition coil

If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…

Repair time and Difficulty

 30 minutes or less
How to replace a riding lawn mower fuel filter

How to replace a riding lawn mower fuel filter

Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up.…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Wiring schematic symbols explained video

Wiring schematic symbols explained video

Learn some of the most common symbols found in a wiring diagram and what they mean.…

Jump-starting a riding lawn mower battery video

Jump-starting a riding lawn mower battery video

Learn how to connect cables safely to jump-start your mower’s battery.…

Parts & More

Bottom-Mount Refrigerator
Chipper/Shredder
Dryer
Electric Range
Gas Grill
Gas Snowblower
Gas Walk-Behind Mower
Gas Water Heater
Lawn & Garden Engine
Parts
Range
Side-By-Side Refrigerator
Top-Mount Refrigerator
Upright Freezer